/*日期 （阳历阴历）  插件
 *提示：搜索打印 “打印阳历” “打印阴历” 找到对应打印行
 **/
var today = new Date();

function initArray() {
	this.length = initArray.arguments.length
	for(var i = 0; i < this.length; i++)
		this[i + 1] = initArray.arguments[i]
}
/*公历
 *gbox 公历容器
 * */
setGreCal("time")
function setGreCal(gbox) {
	var d = new initArray(
		"星期日",
		"星期一",
		"星期二",
		"星期三",
		"星期四",
		"星期五",
		"星期六");
	//打印阳历
	var timetxt = today.getFullYear() + "年" + today.getMonth() + 1 + "月" + today.getDate() + "日 " + d[today.getDay() + 1];
	document.getElementsByClassName(gbox)[0].innerText = timetxt;
}
/*农历
 *
 * */
var calendar = new Date();
var month = calendar.getMonth();
var date = calendar.getDate();
var festival = "";
//节日   
if((month == 0) && (date == 1)) festival="元旦";

if((month == 2) && (date == 12)) festival="植树节";

if((month == 3) && (date == 5)) festival="清明节";

if((month == 4) && (date == 1)) festival="国际劳动节";

if((month == 4) && (date == 4)) festival="青年节";

if((month == 5) && (date == 1)) festival="国际儿童节";

if((month == 7) && (date == 1)) festival="建军节";

if((month == 7) && (date == 16)) festival="七夕情人节";

if((month == 9) && (date == 1)) festival="国庆节";

if((month == 11) && (date == 24)) festival="平安夜";
if((month == 11) && (date == 25)) festival="圣诞节";

/*农历部分*/

var CalendarData = new Array(100);
var madd = new Array(12);
var tgString = "甲乙丙丁戊己庚辛壬癸";
var dzString = "子丑寅卯辰巳午未申酉戌亥";
var numString = "一二三四五六七八九十";
var monString = "正二三四五六七八九十冬腊";
var weekString = "日一二三四五六";
var sx = "鼠牛虎兔龙蛇马羊猴鸡狗猪";
var cYear, cMonth, cDay, TheDate;
CalendarData = new Array(0xA4B, 0x5164B, 0x6A5, 0x6D4, 0x415B5, 0x2B6, 0x957, 0x2092F, 0x497, 0x60C96, 0xD4A, 0xEA5, 0x50DA9, 0x5AD, 0x2B6, 0x3126E, 0x92E, 0x7192D, 0xC95, 0xD4A, 0x61B4A, 0xB55, 0x56A, 0x4155B, 0x25D, 0x92D, 0x2192B, 0xA95, 0x71695, 0x6CA, 0xB55, 0x50AB5, 0x4DA, 0xA5B, 0x30A57, 0x52B, 0x8152A, 0xE95, 0x6AA, 0x615AA, 0xAB5, 0x4B6, 0x414AE, 0xA57, 0x526, 0x31D26, 0xD95, 0x70B55, 0x56A, 0x96D, 0x5095D, 0x4AD, 0xA4D, 0x41A4D, 0xD25, 0x81AA5, 0xB54, 0xB6A, 0x612DA, 0x95B, 0x49B, 0x41497, 0xA4B, 0xA164B, 0x6A5, 0x6D4, 0x615B4, 0xAB6, 0x957, 0x5092F, 0x497, 0x64B, 0x30D4A, 0xEA5, 0x80D65, 0x5AC, 0xAB6, 0x5126D, 0x92E, 0xC96, 0x41A95, 0xD4A, 0xDA5, 0x20B55, 0x56A, 0x7155B, 0x25D, 0x92D, 0x5192B, 0xA95, 0xB4A, 0x416AA, 0xAD5, 0x90AB5, 0x4BA, 0xA5B, 0x60A57, 0x52B, 0xA93, 0x40E95);
madd[0] = 0;
madd[1] = 31;
madd[2] = 59;
madd[3] = 90;
madd[4] = 120;
madd[5] = 151;
madd[6] = 181;
madd[7] = 212;
madd[8] = 243;
madd[9] = 273;
madd[10] = 304;
madd[11] = 334;

function GetBit(m, n) {
	return(m >> n) & 1;
}

function e2c() {
	TheDate = (arguments.length != 3) ? new Date() : new Date(arguments[0], arguments[1], arguments[2]);
	var total, m, n, k;
	var isEnd = false;
	var tmp = TheDate.getYear();
	if(tmp < 1900) {
		tmp += 1900;
	}
	total = (tmp - 1921) * 365 + Math.floor((tmp - 1921) / 4) + madd[TheDate.getMonth()] + TheDate.getDate() - 38;

	if(TheDate.getYear() % 4 == 0 && TheDate.getMonth() > 1) {
		total++;
	}
	for(m = 0;; m++) {
		k = (CalendarData[m] < 0xfff) ? 11 : 12;
		for(n = k; n >= 0; n--) {
			if(total <= 29 + GetBit(CalendarData[m], n)) {
				isEnd = true;
				break;
			}
			total = total - 29 - GetBit(CalendarData[m], n);
		}
		if(isEnd) break;
	}
	cYear = 1921 + m;
	cMonth = k - n + 1;
	cDay = total;
	if(k == 12) {
		if(cMonth == Math.floor(CalendarData[m] / 0x10000) + 1) {
			cMonth = 1 - cMonth;
		}
		if(cMonth > Math.floor(CalendarData[m] / 0x10000) + 1) {
			cMonth--;
		}
	}
}

function GetcDateString() {
	var tmp = "";
	tmp += tgString.charAt((cYear - 4) % 10);
	tmp += dzString.charAt((cYear - 4) % 12);
	tmp += "(";
	tmp += sx.charAt((cYear - 4) % 12);
	tmp += ")年 ";
	if(cMonth < 1) {
		tmp += "(闰)";
		tmp += monString.charAt(-cMonth - 1);
	} else {
		tmp += monString.charAt(cMonth - 1);
	}
	tmp += "月";
	tmp += (cDay < 11) ? "初" : ((cDay < 20) ? "十" : ((cDay < 30) ? "廿" : "三十"));
	if(cDay % 10 != 0 || cDay == 10) {
		tmp += numString.charAt((cDay - 1) % 10);
	}
	return tmp;
}

function GetLunarDay(solarYear, solarMonth, solarDay) {
	solarYear = solarYear < 1900 ? (1900 + solarYear) : solarYear;
	if(solarYear < 1921 || solarYear > 2020) {
		return "";
	} else {
		solarMonth = (parseInt(solarMonth) > 0) ? (solarMonth - 1) : 11;
		e2c(solarYear, solarMonth, solarDay);
		return GetcDateString();
	}
}

var D = new Date();
var yy = D.getFullYear();
var mm = D.getMonth() + 1;
var dd = D.getDate();
var ww = D.getDay();
var ss = parseInt(D.getTime() / 1000);
if(yy < 100) yy = "19" + yy;

function showCal() {
	//打印阴历
	document.getElementsByClassName("time")[1].innerText = GetLunarDay(yy, mm, dd);
}

showCal();